20024240404 has 24 divisors (see below), whose sum is σ = 41789720448. Its totient is φ = 8208694560.

The previous prime is 20024240393. The next prime is 20024240477. The reversal of 20024240404 is 40404242002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15546127 + ... + 15547414.

It is an arithmetic number, because the mean of its divisors is an integer number (1741238352).

Almost surely, 2^20024240404 is an apocalyptic number.

It is an amenable number.

20024240404 is an abundant number, since it is smaller than the sum of its proper divisors (21765480044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20024240404 is a wasteful number, since it uses less digits than its factorization.

20024240404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31093575 (or 31093573 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20024240404 its reverse (40404242002), we get a palindrome (60428482406).

The spelling of 20024240404 in words is "twenty billion, twenty-four million, two hundred forty thousand, four hundred four".